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    "* 日期：2023-03-02\\week02（周四）\n",
    "* 课程：API\n",
    "* 记录人：zeng"
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    "### 让机器看世界四个阶段（四个核心问题）\n",
    ">- 图像分类(image classification)，即为不同的图片打上对应标签；\n",
    ">- 物体检测(Object Recognition)，找到物体的位置，并认出他们是什么；\n",
    ">- 语义分割(Semantic Segmentation)，找到物体之间的关系和联系；\n",
    ">- 视频分析(Video Analysis)，即看懂视频中的内容。\n",
    "\n",
    "**(前两者让计算机「看见」世界，后两者让计算机「看懂」世界。)**"
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